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Casey Liss

John Siracusa

Marco Arment

Accidental Tech Podcast

• Pre-Show: Casey’s french-fry problem

 • Follow-up: 

D. Griffin Jones takes one for the team • 

 • Casey’s struggles with 
iperf3 • 

Tutorial
iperf3 -t 60 -c {ip} -P 4 -i 10 -R

 • John’s new toaster and 
E01 • (via 
J-P Teti • & John F.)

 • Chemical vs. physical sunscreen (via Prodan Statev) 

Research paper

 • Apple security for unreleased devices

 • Low-cost Apple laptop (via 
Jason Anthony Guy • ) 

Ed: Please don’t give Apple ideas like this. 🫣

 • Getting customer support from Apple (via Patch) 

Apple support app • → Chat

 • Any retail store on Apple Maps → 
... • → 
Message

 • CloudFlare & AI crawlers 

 • Thoughts from Thomas Schoffelen

 • Thoughts from Aaron Zinck

 • Thoughts from Anonymous 

JA3/JA4 fingerprint

The 𝓍26 public betas are out • 

Under the Radar #323: The Tidal Wave

 • Tahoe beta 4 

 • Contrast will decrease until morale improves 

Startup disk selection (cropped)
Startup disk selection (full)

News summaries are back, baby! • 😬

 • Apple and interfaces 

 • Tog in Interface (1992) 

Amazon
NNG

 • Tog on Software Design (1995) 

Amazon
NNG

Apple’s Aqua introduction, Macworld San Francisco, 2000

AppleCare One • 

Dan Moren’s take
The Verge
Fees & deductibles
FAQ • (scroll way down)

 • Post-show: John has an addendum to his earlier topic

Members-only • ATP Overtime: 
Frame of preference • , an incredible exploration of the Mac’s settings by 
Marcin Wichary • in concert with 
Mihai Parparita • of the 
Infinite Mac Project • 

Marcin’s announcement
Mihai’s associated announcement
Embed Infinite Mac
Infinite Mac Construction Set

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you • ! 
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650: Whatever It Takes to Get the Laundry Folded

• Pre-Show: Casey did Marco’s favorite thing 

CalDigit TS5+ • (affiliate link)

CalDigit TS5+ • (product page)

iperf3

 • Follow-up: 

F1 • (the sport, not 
the movie • ) 

Apple expected to win 🇺🇸 rights • 

F1 TV
Vroom

John’s video • != 
Casey’s immersive ride-along • 

To see the immersive ride-along, you need to be wearing a Vision Pro; scroll down on that link

John’s toaster • update

 • AirPods & AppleCare+ 

Keratoconus
Water resistance • 

IP54

AirPods Express Replacement Service
B&H

 • Reverting to “normal” tabs in Tahoe (via 
ST-S • ) 

defaults write -g NSSolariumWindowTabs -bool NO

 • Low-cost Apple laptop with 
A18 Pro • 

mandonam

Apple sues leaker Jon Prosser for stealing iOS secrets • 

99% Invisible #626: Emoji Law
Gruber’s theorized redactions
Gruber’s predictions

Cloudflare Declares Content Independence Day • 

Press release
ChangeDetection.io
Stratechery • (paywalled)

 • Post-show: Marco solved sunscreen 

John’s hat that he likes
John’s hat that is cheaper but that he likes less
 • 🇯🇵 Skin Aqua Super Moisture UV Gel (
eBay • )

 • 🇪🇺 La Roche-Posay Anthelios UVmune 400 Invisible Fluid, Non-Perfumed (
eBay • )

Australian sunscreen video

Members-only • ATP Overtime: Is copying Apple hardware a good idea? 

Kuycon G32P 6K 32” IPS monitor • 

Video review by Oliur / UltraLinx

ASUS 32” 6K ProArt display • 

Previously on ATP overtime
D. Griffin Jones’ review of the 5K

Studio Display Mark II coming in early 2026?

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649: Prove It With Cameras

• Pre-Show: Live music & failed air conditioners

 • 🗣️ New 
ATP Members • Special: 
Tier List: Pizza Toppings
 • Follow-up: 

Meta Hires Top Apple AI Models Executive
SFSymbols 🤝🏻 Tahoe Folders • 

 • Standard SFSymbol: 
xattr -w 'com.apple.icon.folder#S' '{"sym":"camera.viewfinder"}' folder
 • Private SFSymbol: 
xattr-w 'com.apple.icon.folder#S' '{"sym":"solar.system"}' folder
 • Random string: 
xattr -w 'com.apple.icon.folder#S' '{"emoji": "HIMOM"}' folder
 • FB18022272: “summary” symbol missing in SF Symbols 7 developer beta

 • Toolbars 

 • Safari 

Beta 1 image
Beta 3 image
The Guardian • (good example for messing around with the toolbar)

 • Terminal 

Beta 1 image
Beta 3 image

iOS 26 Beta 3 • 

Direct video link
_David Smith’s beta 2 (?) video
Stephen Hackett’s beta 3 video
Matt Birchler: Liquid glass, now with frosted tips
Steve Troughton-Smith pours water on the fire

YouTube’s new player UI
“Clear” iPhone mock-up was by Gavin Nelson in April 2025
 • HDR controls in iOS 26 (via Gui Rambo) 

Demo project

✌️ out, Jeff Williams • 

Gruber
Gurman

 • Casey ponders the purpose of AppleCare 

Casey in Dongletown

 • Post-show: John & Casey review 
F1 • 

Plumber Problem
Guenther Steiner
Brad Pitt drives a F1 car for the first time
Vision Pro Brad Pitt ride-along • (Vision Pro users, scroll down)

Casey’s pinball machine

Members-only • ATP Overtime: 
2020 Hindsight • 

John Giannandrea

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648: Part of the Movement

• Pre-Show: John’s almost an empty-nester 😱 

Reconcilable Differences

 • Follow-up: 

 • FireWire 
now with Thunderbolt! • (via 
Timo Hetzel • )

 • Tahoe without Xcode beta: 
Device Support for macOS 26 Beta • 

Developer downloads
 • ↳ 
Direct link

 • Putting older OSes on newer hardware (via Gui Rambo)

UPS • 
VA • ratings (via Marshall C)

Apple’s LLM/LRM paper • (from Overtime in 
ATP #643 • ) 

 • Training data vs. distribution (via 
Deon Garrett • )

Rebuttal
Rebuttal of the rebuttal
More from Gary Marcus
The original rebuttal was… a joke? 🤨

 • HDR in 𝑥26

 • iPadOS 26 window limits

“Glass iPhone” demo • 

 • ↳ 
Direct video link

 • That “natural language to CLI” app is 
Substage

Apple plans to launch a low-cost MacBook powered by… an iPhone CPU‽ • 

Apple A18
References spotted in code
Jason on A18 speed
Stephen on the technical limitations

 • Ask ATP: 

 • Is adding permanent 
NVMe • storage a bad plan? (via Neil) 

CalDigit TS5+

 • What’s the best way to increase “internal” storage on a Mac? 
iSCSI • ? 
Mounted disc images? • (via Patrick Harms) 

Atto Xtend SAN

 • How does a new grad land a job?

 • Post-show: Casey’s approach to ad-free YouTube must be dissected 

YouTube Premium Lite

Members-only • ATP Overtime: 
Apple’s App Store changes for the EU • 

Jason’s coverage • 

Store Services tiers in the EU

Gruber’s summary
Cranky man remains cranky
Steve Troughton-Smith’s take
The Verge

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647: You Get One Exclamation Point

• Pre-Show: John has made 
an important purchase • 

11 June 2011
Documentation of the journey • (spoilers!)

John’s beloved
Ninja
Anova
After Dark

 • Follow-up: 

 • We’re doing good work here, folks 

YoLink leak sensors
Leak sensor 4-pack with compulsory hub
 • Travel insurance is more than you think it is (via 
Jason Poole • and Levi Dalton) 

Allianz concierge

 • Window widget size in Tahoe

 • Apple Intelligence is 
now allowed when booting from an external • in Tahoe beta 2

 • Floating tab bars in iOS 26

 • Apple 
“Ducks” • 

The Architect’s Lions

 • Maybe 
don’t yank out removable storage in Windows either • (via 
Adrian Mester • )

 • It’s the world that’s wrong, not me: iPhone 16 Pro case edition 

“We Messed Up”
Bullstrap open-bottom case

 • Ads in YouTube 

 • Why not use 
uBlock Origin • ? (via 
Igor Kulman • )

 • …or perhaps 
Vinegar • (App Store link) (via 
Michael Brown • )

RIP FireWire
Apple marketing continues to misfire
Apple weighs using Anthropic or OpenAI to power Siri • 

OpenAI/Meta leadership talent rivalry

 • Ask ATP: 

 • Is it worth buying a laptop where Tahoe is preinstalled? (via 
François-Olivier Leblanc • )

 • How much faster will an M4 be than an M1 for Xcode Simulator launches? (via 
Alistair Logie • )

 • How do we choose a new UPS? (via David Levine) 

John’s pick
Casey’s pick
ATP #569
Eaton UPSes

 • Post-show: Marco restaurant-tech MVPs… from his co-hosts! 

Tailscale • (Tailscale is a prior sponsor) 

Casey’s introductory post
Tailscale 4via6

YoLink temperature sensors • (
even cheaper • with a smaller temp. range) 

Thermoworks
VHB Tape
Eve Room

Members-only • ATP Overtime: Should we pay developers like athletes? 

Sam Altman claims Meta has made $100M offers • 

Jack Altman’s podcast
Reuters coverage

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646: On the Shelf With the Pickles

• Pre-Show: Phish & 
Wabbit • Dave Matthews Season 

Allianz Ampitheater at Riverfront
Belkin UltraGlass 2

 • Some Administrivia: 

 • 🗣️ New 
ATP Member • ’s special: 
ATP Movie Club: Sneakers • 🗣️ 

Sneakers (1992)

 • ATP Performance Shirt 
Inventory Sale

 • Follow-up: 

 • Persistent icon replacement helper apps 

Pictogram
Replacicon

 • Tahoe beta 2 

Finder icon updated! • 

Louie Mantia tries again

 • New menu bar background setting! 

Beta 2, with background

 • Tahoe’s [Not-So-] Naked Robotic Menu Bar (via 
Vítor • ) 

Beta 1, gray
Beta 1, red
Beta 1, white

 • Safari toolbars (via Lewis Dorigo) 

Settings • → 
Advanced • → 
Show color in compact tab bar

theme_color
Yosemite Safari tabs • 

 • From 
John’s review

 • Installing betas and DFU mode 

macvdmtool • (via Robert Sherry)

DFU Blaster • (via Brian LaShomb)

InstallAssistant.pkg • (via Andy Beyer-Bowden)

 • iOS 26 Beta 2 

Frost all the things!
 • The case of Marco’s missing download/check buttons 

Roman’s observation

 • iPadOS 26 window limits (via Jon Edwards)

 • “Apple Vision Pro 4K” (via 
Greg Kaplan • ) 

visionOS what’s new
2048
Threes

All your data are belong to • AI companies 

 • Apple training models on Feedback attachments ಠ_ಠ 

Original report from Joachim

Meta AI staffers take an interesting approach
New York Times 🤝🏻 Amazon AI
You can train AI models without copyrighted material… it’s just a pain in the 🍑
Anthropic gets a W… maybe?

 • Ask ATP: 

 • Does Marco use 
Apple CarKey • ? His car 
should support it • . (via Samuel Polay) 

CarPlay Ultra partners list is looking… sparse
Ferrari keyfob

 • Why does macOS want USB mass storage ejected, but iPadOS doesn’t? (via David Campbell)

 • Post-show: TV Update for Marco 

RTINGS: Sony Bravia 8 II review
RTINGS: Bravia 8 II vs. A95L
 • LG G5 

RTINGS: LG G5 review
HDTVTest: LG G5 review
RTINGS: LG’s New Firmware for the G5

Members-only • ATP Overtime: Overlap between appdev & gamedev 

Coyote time & jump buffering
Secrets to a great platformer with Unity
 • Destiny health

 • Examples in our apps

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645: More Frosting

• Pre-show: 
G4 Doorbell Pro • 

Bespoke 3D-printed mount
Fancy-schmancy Marco-recommended Flashlight

 • What betas are we running? 

Virtual Buddy

 • 𝑥OS 26 & Version Numbers 

 • iOS Apps built against old SDKs get 
19.0 • ; new ones get 
26.0 • (via 
Gui Rambo • ) 

ProcessInfo
/System/Library/CoreServices/SystemVersionCompat.plist

 • Tahoe returns 
16 • when reqiured for compatibility and 
26 • otherwise (via 
Howard Oakley • ) 

SYSTEM_VERSION_COMPAT=1 • = 
16
null • or 
SYSTEM_VERSION_COMPAT=0 • = 
26

 • Liquid Glass 

Adopting Liquid Glass • 

Don’t Liquid Glass All the Things

 • Not present in macOS? (via 
Steve Troughton-Smith • )

Liquid Glass clone • in 
Flutter • (via 
Dave Wood • )

Fluid Glass • in 
React • (via 
Francisco Tolmasky • )

macOS Tahoe • 

Whimsy returns • ! (via 
Minimal Nerd • )

Squircle Jail • 

 • Squircle ∆ (via 
Yannic Lung • )

Say Hello to the New Look of App Icons
 • Squircle Jailbreak! (via 
Simon B Støvring • )

 • Speaking of rounded corners… 

Build an AppKit App with the New Design

 • Chonky stoplights 

 • macOS 26 window control buttons are no longer smol (via 
Avi Drissman • )

-[NSTitledFrame sizeOfTitlebarButtons]

Missing title bars
 • Missing menu bar fixes 

GlassBar
Boring Old Menu Bar

 • Alignment 

Tahoe dialog
Tahoe dialog, center-icon mockup
Left-aligned title bar text images

Finder icon controversy • 

 • Stephen tried 
Icon Composer • with 
solid results
Michael Flarup
D. Griffin Jones

 • Icons next to menu items 

 • Previously in the HIG (via 
Stefan Habel • )

Today in the HIG

 • Tabs contrast 

Terminal tabs

 • Safari contrast 

Ridiculous pink in the toolbar in Safari

 • Arrow cursor has been updated 

Discovery by Nathan Manceaux-Panot
Hand cursor as well

 • Floating elements & compartmentalization 

Screenshot
We all float down here
Mario Alberto Guzmán’s observations
Steve Troughton-Smith’s observations

 • Clipboard history 

Stephen Robles
Overview video

 • Future of 
Rosetta • 

Ars Technica

 • New disk image format: 
ASIF • 

Howard Oakley write-up

iOS 26 • 

 • UI impressions

 • New slider thumbs reveal new info (via 
Niki Tonsky • ) 

Video

iPadOS 26 • 

 • Open window limits (via 
Steve Troughton-Smith • ) 

Previously, in Mac OS X 10.0…

 • Slideover is 💀

 • UI impressions

 • Testing Liquid Glass 

UIDesignRequiresCompatibility

 • Vision Pro 
4K • ? (via 
Steve Troughton-Smith • )

 • Post-show: WWDC Favorites 

Apple’s transcription APIs • 

John Voorhees’s write-up
Yap

Generable
SwitchGlass

Members-only • ATP Overtime: Apple snubbed Gruber, so who got the nod? 

Interview roundup on MacRumors
 • Joanna Stern 

7-minute excerpt
Full 24-minute interview

Mark from Tom’s Guide & Lance from TechRadar

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644: You Have to Invert

• Pre-show: Initial Switch 2 Reactions 

Mario Kart World

WWDC • 

F1
Sam Henri Gold
Marcel
Flighty
Parcel
Control Plane
Acorn

 • Post-show: 
RIP, John’s Mac Pro
Members-only • ATP Overtime: 
Apple’s latest paper • on the limitations of LLMs 

Previously discussed • on 
ATP #609
GaryMarcus’ blog post • which quotes a 
summary from Josh Wolfe
Gary’s 1998 paper
Gary’s 2001 book

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643: You Go to Squircle Jail

• Follow-up: 

Apple “emergency” App Store appeal denied
Additional lighting solution • (via Nathanial)

macOS 26: Tahoe?
macOS 26 supported hardware
Laurene Powell Jobs & Jony Ive interview • 

MacRumors coverage
Molly White’s newsletter
Polycom “star”/”spider” phones

 • Vision Pro & John Siracusa Corner 

Bono: Stories of Surrender
Open: An Autobiography
Rattle and Hum
 • Apple Immersive Screenshots: 

Crowd
Stadium
TV

 • PSA: 
Plex privacy opt-out
 • Apple/SwiftUI folks: a quick appeal, if you please 

Casey’s toot
 • FB17661404

WWDC • hopes & predictions 

Greg Jozwiak’s tweet
Physicality: The new age of UI by Sebastiaan de With
Windows Aero
Newton’s cradle
Sendable

 • Post-show: 
Apple declines invitation to The Talk Show Live • 

Retreating to Safety
Something Is Rotten in the State of Cupertino

Members-only • ATP Overtime: 
Sky • : a new AI app for macOS 

Federico’s exclusive
Stu Maschewitz’s take
Software Applications Incorporated

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642: A Rebuilding Year

• Pre-show: ATP’s relationship with Apple 

Five Whys

 • Follow-up: 

 • SSD longevity details from an anonymous SSD firmware engineer

Vision Pro on The Price is Right
What are Jony Ive and Sam Altman building? • 

Ming-Chi Quo’s opinion
Upgrade #565: The Scent of Humane

Alexa Plus Update
Neutral • : 

Slate Truck Top Gear review
TELO • , a potential Slate competitor (via 
Kevin Ayers • ) 

 • There’s a Discord (via Kevin Cash)

DeMuro’s review
Classic Mini vs. Modern MINI

Pickup beds over time

Apple Turnover • and 
Apple Turnaround • 

ATP #639: Crimp the World
Terry Pratchett’s Boots theory
Apple’s “Back to the Mac” event from 2010

 • Post-show: More restaurant-tech MVPs 

DeWalt LED Work Light
DeWalt Tire Inflator
DeWalt 60V Blower
Zip-Tie Screw Mounts
3M VHB Tape
 • Waveform Lighting 
power supply • , 
dimmer • , and 
Dim-to-Warm LED strip • (
optional diffusing channels • )

Knipex Wire Stripper
Wago Connectors

Members-only • ATP Overtime: 
Apple OS rebranding • & 
macOS name predictions

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641: We're Saving That for the Egg

• Marco trying to parallelize the 
LAME MP3 encoder
 • macOS Sierra and John's comically old Mac Pro

/System/Library/CoreServices/PlatformSupport.plist
 • 

The Talk Show Live
Marco's Pictures
 • Deleting system apps on iOS 10

 • Search ads using names of other apps

 • 

 • Apple Photos and 
controller • search

Example success
List of strings for Photos search
 • 

Thunderbolt Display has been discontinued
 • Apple File System

WWDC Video
Btrfs
Andrew File System
Unicode
Joel Spolsky on Unicode
ASCII
UTF-16
UTF-8
Latin small letter "e" with acute
Unicode Normalization Forms
Apple Tech Note 1150
HFS+ Unicode Subtleties
Linus Torvalds on HFS+
Shift JIS
 • 

 • Data integrity

 • 

 • Ending theme by 
Jonathan Mann
 • Post-show: Email and parenting 

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175: Dance Palace

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